熔點法 的英文怎麼說
中文拼音 [róngdiǎnfǎ]
熔點法
英文
melting point method-
By the methods of epn ( electronic probing needle ) 、 sem and xed, the formation mechanisms of the wear - resistant composite layer are studied, the results indicated that, molten iron has infiltrated into the alloying layer under capillary action. this caused ht powder, whose fusion point is low relatively, to be surperheated and formed a surface composite layer
利用電子顯微鏡及x射線衍射等試驗方法，研究了復合層形成機理，研究表明，復合層是在毛細力作用下，鐵液被吸入合金層中，致使低熔點ht粉過熱熔化而形成的，並與母材是冶金結合。The result shows that all these system are simple eutectic, at the same time, the entropy of phase change of every system in the eutectic point is determined by using differential scanning calorimetry ( dsc ) on the basis of experimental research, through the improved one - parameter margules equation by introducing a new variable temperature, the improved equation was designed to compute solid - liquid equilibrium
測定結果表明，這幾組體系均為簡單低共熔體系；同時利用差熱掃描量熱法（ dsc ）對上面各組體系低共熔點處的相變焓進行了測定。在實驗研究的基礎上，通過改進單參數margules方程並引入新的變量溫度，達到了將此方程用於固液平衡計算的目的。This article choosed out organic phase change materials, and, the solid - liquid - equilibrium of eleven binary system including fatty alcohol / fatty acid, n - octadecane / fatty acid, n - octadecane / fatty alcohol system were determined by cooling curve, and, t - x phase diagrams of these systems were drawn. the result shows that all these systems are simple eutectic, at the same time, the entropy of phase change of every system in the eutectic point is determined by using differential scanning calorimetry ( dsc ). and n - octadecane / fatty acid systems were calculated theoretically
本文初選出部分有機相變貯能材料，採用步冷曲線法測定了12醇-羧酸系列、 18烷-羧酸系列、 18烷- 12醇體系共11組體系的二元固液相平衡關系，繪制了這11組體系的t - x相圖，測定結果表明，這幾組體系均為簡單低共熔體系；同時利用差熱掃描量熱法（ dsc ）對上面各組體系低共熔點處的相變焓進行了測定；並對18烷-羧酸系列進行了熱力學理論預測。Lignite wax - determination of melting point
褐煤蠟熔點測定方法Test method for melting point of petroleum wax cooling curve
石油蠟熔點的試驗方法Plastics. polyamide resins. determination of melting point. meniscus method
塑料製品.聚酰胺樹脂.熔點的測定.凹凸鏡法Afterwards, the remnant lactic acid in lactide was measured by non - aqueous titration with sodium methoxide and the remnant water was surveyed by karl - fisher method. the melting point was investigated by thiele tube and the characteristics of lactide were analyzed by ir, uv spectrum, tg and dsc respectively
然後，用甲醇鈉非水滴定法測定丙交酯中殘存乳酸，卡爾-費休法測定丙交酯中殘存水的含量，用提勒管測定精製丙交酯熔點，用紅外吸收光譜、紫外光譜、差熱分析對合成的丙交酯以及回收的丙交酯進行表徵。Petroleum waxes and petrolatums - determination of drop melting point
石油蠟和石油脂滴熔點測定法Plastics. polyamide resins. determination of melting point. so - called capillary tube method
塑料製品.聚酰胺樹脂.熔點的測定.毛細管法Standard test method for melting point of petroleum wax cooling curve
石油蠟熔點的試驗方法Dye intermediates general method for the determination of melting range
染料中間體熔點范圍測定通用方法Dye intermediates - general method for the determination of melting range
染料中間體熔點范圍測定通用方法Methods of test for petroleum and its products - determination of drop melting point of wax and petrolatum
石油和石油產品的試驗方法.石蠟和石蠟油滴熔點的測定The elastic constants of bcc li, na and fcc al crystals have been evaluated as functions of pressure and temperature by using a new model together with ab initio electronic structure and total - energy calculations. in the model it is considered that the elastic constants of crystals at a given temperature and pressure can be calculated using a conventional density functional method but modified by a new set lattice constants due to the isobaric volumetric thermal expansion when temperature rise from absolute zero to the given one
本文對高壓及有限溫度立方金屬彈性常數的計算方法進行了研究，建立了一種考慮溫度效應的物理模型，基於這個模型和從頭算方法，對典型的立方晶系金屬li 、 na 、 al在高壓及有限溫度（熔點以下溫度）彈性常數進行了計算，取得了與已有實驗結果較好相符的計算結果。The results also explained that it was feasible that the genomic dna of bacillus subtilis were extracted and gained large dna fragments by low melting - point agarose embedding method
說明以低熔點瓊脂糖包埋法提取枯草桿菌基因組dna ，並獲得較大的dna片段，是完全可行的。Extraction of large - fragment genomic dna in order to gain dna template of pcr amplification ( long pcr amplification and salvage pcr amplification ) which was high purity and large fragment, three methods were used to extract genomic dna of bacillus subtilis, i. e. low melting - point agarose embedding method, sds - proteinase k - phenol chloroform extraction method and bacterial genomic dna extraction kit method. the genomic dna of bacillus subtilis were gained by these methods, and the operated programs of the methods were improved. the results showed that the genomic dna extracted by low melting - point agarose embedding method were obviously biggest than that of another two methods
大片段基因組dna的提取為了獲得用於pcr擴增（長距離pcr擴增和分段pcr擴增）的高純度、大片段（至少為pcr產物長度的4倍）的dna模板，應用三種方法：低熔點瓊脂糖包埋法， sds -蛋白酶k -酚氯仿抽提法和細菌基因組dna提取試劑盒法，分別提取獲得了枯草桿菌基因組dna ，並對3種方法的操作程序進行了不同程度的改進，結果表明：低熔點瓊脂糖包埋法提取的基因組dna片段明顯大於后兩種方法，採用0 . 5瓊脂糖凝膠電泳3h ，仍然跑不出加樣孔。The simplest way of making intermetallic compounds ? by just melting the elements together ? was not possible in this case, because the two elements have very different melting points : 650 degrees c for magnesium and higher than 2, 000 degrees c for boron
製造金屬互化物最簡單的方法，就是將組成元素一起熔化，但是這種方法在這里卻不適用，因為這兩種元素的熔點相差太多：鎂的熔點是650 ，而硼的熔點則超過2000 。Modulation of spinnable polycarbosilane with a high melting point via fractional precipitation
沉澱分級法調制紡絲級高熔點聚碳硅烷Standard test method for determination of carbon in refractory and reactive metals and their alloys
高熔點和活性金屬及其合金中碳含量測定的標準試驗方法It is believed that the slurry making method using electromagnetic stirring which is contactless stir ring will be suitable for high melting point iron and steel material
筆者認為電磁攪拌制備漿料方法中的攪拌是無接觸攪拌，更適用於高熔點鋼鐵材料。分享友人